/*
 * Copyright (C) 2014 Jared Boone, ShareBrained Technology, Inc.
 * Copyright (C) 2016 Furrtek
 *
 * This file is part of PortaPack.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; see the file COPYING.  If not, write to
 * the Free Software Foundation, Inc., 51 Franklin Street,
 * Boston, MA 02110-1301, USA.
 */

#include <vector>
#include <cstring>
#include <string>

#ifndef __ENCODERS_H__
#define __ENCODERS_H__

namespace encoders {

#define ENC_TYPES_COUNT 14
#define OOK_SAMPLERATE 2280000U
#define ENCODER_UM3750 8

size_t make_bitstream(std::string& fragments);
void bitstream_append(size_t& bitstream_length, uint32_t bit_count, uint32_t bits);

struct encoder_def_t {
    char name[16];              // Encoder chip ref/name
    char address_symbols[8];    // List of possible symbols like "01", "01F"...
    char data_symbols[8];       // Same
    uint16_t clk_per_symbol;    // Oscillator periods per symbol
    uint16_t clk_per_fragment;  // Oscillator periods per symbol fragment (state)
    char bit_format[4][20];     // List of fragments for each symbol in previous *_symbols list order
    uint8_t word_length;        // Total # of symbols (not counting sync)
    char word_format[32];       // A for Address, D for Data, S for sync
    char sync[64];              // Like bit_format
    uint32_t default_speed;     // Default encoder clk frequency (often set by shitty resistor)
    uint8_t repeat_min;         // Minimum repeat count
    uint16_t pause_symbols;     // Length of pause between repeats in symbols
};

// Warning ! If this is changed, make sure that ENCODER_UM3750 is still valid !
constexpr encoder_def_t encoder_defs[ENC_TYPES_COUNT] = {
    // PT2260-R2
    {
        "2260-R2",
        "01F",
        "01",
        1024,
        128,
        {"10001000", "11101110", "10001110"},
        12,
        "AAAAAAAAAADDS",
        "10000000000000000000000000000000",
        150000,
        2,
        0},

    // PT2260-R4
    {
        "2260-R4",
        "01F",
        "01",
        1024,
        128,
        {"10001000", "11101110", "10001110"},
        12,
        "AAAAAAAADDDDS",
        "10000000000000000000000000000000",
        150000,
        2,
        0},

    // PT2262
    {
        "2262   ",
        "01F",
        "01F",
        32,
        4,
        {"10001000", "11101110", "10001110"},
        12,
        "AAAAAAAAAAAAS",
        "10000000000000000000000000000000",
        20000,
        4,
        0},

    // 16-bit ?
    {
        "16-bit ",
        "01",
        "01",
        32,
        8,
        {"1110", "1000"},  // Opposite ?
        16,
        "AAAAAAAAAAAAAAAAS",
        "100000000000000000000",
        25000,
        50,
        0  // ?
    },

    // RT1527
    {
        "1527   ",
        "01",
        "01",
        128,
        32,
        {"1000", "1110"},
        24,
        "SAAAAAAAAAAAAAAAAAAAADDDD",
        "10000000000000000000000000000000",
        100000,
        4,
        0},

    // HK526E
    {
        "526E   ",
        "01",
        "01",
        24,
        8,
        {"110", "100"},
        12,
        "AAAAAAAAAAAA",
        "",
        20000,
        4,
        10  // ?
    },

    // HT12E
    {
        "12E    ",
        "01",
        "01",
        3,
        1,
        {"011", "001"},
        12,
        "SAAAAAAAADDDD",
        "0000000000000000000000000000000000001",
        3000,
        4,
        10  // ?
    },

    // VD5026 13 bits ?
    {
        "5026   ",
        "0123",
        "0123",
        128,
        8,
        {"1000000010000000", "1111111011111110", "1111111010000000", "1000000011111110"},
        12,
        "SAAAAAAAAAAAA",
        "000000000000000000000000000000000000000000000001",  // ?
        100000,
        4,
        10  // ?
    },

    // UM3750
    {
        "UM3750 ",
        "01",
        "01",
        96,
        32,
        {"011", "001"},
        12,
        "SAAAAAAAAAAAA",
        "001",
        100000,
        4,
        (3 * 12) - 6  // Compensates for pause delay bug in proc_ook
    },

    // UM3758
    {
        "UM3758 ",
        "01F",
        "01",
        96,
        16,
        {"011011", "001001", "011001"},
        18,
        "SAAAAAAAAAADDDDDDDD",
        "1",
        160000,
        4,
        10  // ?
    },

    // BA5104
    {
        "BA5104 ",
        "01",
        "01",
        3072,
        768,
        {"1000", "1110"},
        9,
        "SDDAAAAAAA",
        "",
        455000,
        4,
        10  // ?
    },

    // MC145026
    {
        "145026 ",
        "01F",
        "01",
        16,
        1,
        {"0111111101111111", "0100000001000000", "0111111101000000"},
        9,
        "SAAAAADDDD",
        "000000000000000000",
        455000,
        2,
        2},

    // HT6*** TODO: Add individual variations
    {
        "HT6*** ",
        "01F",
        "01",
        198,
        33,
        {"011011", "001001", "001011"},
        18,
        "SAAAAAAAAAAAADDDDDD",
        "0000000000000000000000000000000000001011001011001",
        80000,
        3,
        10  // ?
    },

    // TC9148
    {
        "TC9148 ",
        "01",
        "01",
        48,
        12,
        {
            "1000",
            "1110",
        },
        12,
        "AAAAAAAAAAAA",
        "",
        455000,
        3,
        10  // ?
    }};

} /* namespace encoders */

#endif /*__ENCODERS_H__*/
